<template>
  <!-- 头部部分 -->
  <header class="header">
    <h1>todos</h1>
    <input
      class="new-todo"
      placeholder="请输入任务名称"
      autofocus
      v-model.trim="todoName"
      @keyup.enter="addList"
    />
  </header>
</template>
 
<script>
export default {
  name: "HmHeader",
  props: {},
  data() {
    return {
      todoName: "",
    };
  },
  computed: {},
  methods: {
    addList() {
      if(!this.todoName) return 
      this.$emit("addList", this.todoName);
      this.todoName = "";
    },
  },
};
</script>

<style scoped>
</style>